diff --git a/doc/docker.md b/doc/docker.md
index 73a94bf4..c003cab0 100644
--- a/doc/docker.md
+++ b/doc/docker.md
@@ -39,6 +39,6 @@ class Config {
 }
 ```
 
-*This document applies to Easy!Appointments v1.3.0.*
+*This document applies to Easy!Appointments v1.3.1.*
 
 [Back](readme.md)
diff --git a/doc/faq.md b/doc/faq.md
index 9ad7e5a9..80e80ff1 100644
--- a/doc/faq.md
+++ b/doc/faq.md
@@ -54,6 +54,6 @@ You get this warning because PHP is not configured with a timezone setting. This
  `date_default_timezone_set('America/Los_Angeles'); // Use your own timezone string.`
 
 
-*This document applies to Easy!Appointments v1.3.0.*
+*This document applies to Easy!Appointments v1.3.1.*
 
 [Back](readme.md)
diff --git a/doc/get-involved.md b/doc/get-involved.md
index dc2d0f82..fd59790d 100644
--- a/doc/get-involved.md
+++ b/doc/get-involved.md
@@ -20,6 +20,6 @@ You are more than welcome to help with the translation progress of the user inte
 
 It would be much appreciated if you would take 5 minutes of your time to fill this small form on your experience with Easy!Appointments. User feedback is very important and will help with the future planning of the project. Fill the [E!A Feedback Form](https://docs.google.com/forms/d/15dw1jl7lUgw4q-XXMn13Gx_e8zJxAiyWYMOdqtZqIHU/viewform).
 
-*This document applies to Easy!Appointments v1.3.0.*
+*This document applies to Easy!Appointments v1.3.1.*
 
 [Back](readme.md)
diff --git a/doc/google-calendar-sync.md b/doc/google-calendar-sync.md
index 3fffa1fb..8e2ccb55 100644
--- a/doc/google-calendar-sync.md
+++ b/doc/google-calendar-sync.md
@@ -49,6 +49,6 @@ Google Developers – https://developers.google.com/google-apps/calendar
 
 E!A Support Group – https://groups.google.com/forum/#!forum/easy-appointments
 
-*This document applies to Easy!Appointments v1.3.0.*
+*This document applies to Easy!Appointments v1.3.1.*
 
 [Back](readme.md)
diff --git a/doc/installation-guide.md b/doc/installation-guide.md
index 154b50ff..468fbef9 100644
--- a/doc/installation-guide.md
+++ b/doc/installation-guide.md
@@ -29,6 +29,6 @@ Finally just add a link in your website that points to your Easy!Appointments in
 
 Happy Bookin'!
 
-*This document applies to Easy!Appointments v1.3.0.*
+*This document applies to Easy!Appointments v1.3.1.*
 
 [Back](readme.md)
diff --git a/doc/manage-translations.md b/doc/manage-translations.md
index 3858e842..7a9e4269 100644
--- a/doc/manage-translations.md
+++ b/doc/manage-translations.md
@@ -14,6 +14,6 @@ Easy!Appointments is based upon CodeIgniter (PHP Framework) and it uses its buil
 
 Follow these steps in order to add or adjust your translations and modify the message of the user interface of Easy!Appointments. If you want contribute to the translation process of Easy!Appointments please read the [Get Involved](https://github.com/alextselegidis/easyappointments/wiki/Get-Involved!) wiki page for more information. Please share your translations with the user community. 
 
-*This document applies to Easy!Appointments v1.3.0.*
+*This document applies to Easy!Appointments v1.3.1.*
 
 [Back](readme.md)
diff --git a/doc/readme.md b/doc/readme.md
index ad148633..7e38ac41 100644
--- a/doc/readme.md
+++ b/doc/readme.md
@@ -10,4 +10,4 @@ Welcome to the documentation pages of Easy!Appointments. Navigate through the av
 - [Docker](docker.md)
 - [FAQ](faq.md)
 
-*This document applies to Easy!Appointments v1.3.0.*
+*This document applies to Easy!Appointments v1.3.1.*
diff --git a/doc/rest-api.md b/doc/rest-api.md
index 0f18dd85..07ff031a 100644
--- a/doc/rest-api.md
+++ b/doc/rest-api.md
@@ -443,6 +443,6 @@ fastcgi_param PHP_AUTH_PW $http_authorization;
 
 [[Source]](http://serverfault.com/a/520943)
 
-*This document applies to Easy!Appointments v1.3.0.*
+*This document applies to Easy!Appointments v1.3.1.*
 
 [Back](readme.md)
diff --git a/doc/update-guide.md b/doc/update-guide.md
index 286f7366..4e698035 100644
--- a/doc/update-guide.md
+++ b/doc/update-guide.md
@@ -16,6 +16,6 @@ Version v1.2 introduces two new folders in the root directory of the project, th
 
 Many core files were changed in v1.1 and it would be better if you replace all the Easy!Appointments files of version 1.0 with the new ones. Use the data of the old `configuration.php` file in the new `config.php` and open the `http://url-to-ea-installation/index.php/backend/update` as already mentioned. Your new version should work just fine!
 
-*This document applies to Easy!Appointments v1.3.0.*
+*This document applies to Easy!Appointments v1.3.1.*
 
 [Back](readme.md)